Bug 289640

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:

Im down my call.

and early crashed when I show my desktop other contact from skype.

-- Backtrace:
Application: Оболочка Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc83d94c7c0 (LWP 1762))]

Thread 4 (Thread 0x7fc818489700 (LWP 1763)):
#0  0x00007fc8322c4034 in __pthread_mutex_lock (mutex=0x1f0ec98) at pthread_mutex_lock.c:61
#1  0x00007fc8317b4023 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8317b4dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc8317b5429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc83a41bf3e in QEventDispatcherGlib::processEvents (this=0x1f09bb0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fc83a3efcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fc83a3efef7 in QEventLoop::exec (this=0x7fc818488cd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fc83a30727f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007fc83a3d2cbf in QInotifyFileSystemWatcherEngine::run (this=0x1f136e0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fc83a309d05 in QThreadPrivate::start (arg=0x1f136e0) at thread/qthread_unix.cpp:331
#10 0x00007fc82eacd2da in ?? () from /usr/lib/libGL.so.1
#11 0x00007fc8322c1efc in start_thread (arg=0x7fc818489700) at pthread_create.c:304
#12 0x00007fc83d23689d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc815be1700 (LWP 1764)):
#0  0x00007fc8317b4f33 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc8317b5429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc83a41bf3e in QEventDispatcherGlib::processEvents (this=0x20ebb10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#3  0x00007fc83a3efcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007fc83a3efef7 in QEventLoop::exec (this=0x7fc815be0cd0, flags=...) at kernel/qeventloop.cpp:201
#5  0x00007fc83a30727f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#6  0x00007fc83a3d2cbf in QInotifyFileSystemWatcherEngine::run (this=0x20eade0) at io/qfilesystemwatcher_inotify.cpp:248
#7  0x00007fc83a309d05 in QThreadPrivate::start (arg=0x20eade0) at thread/qthread_unix.cpp:331
#8  0x00007fc82eacd2da in ?? () from /usr/lib/libGL.so.1
#9  0x00007fc8322c1efc in start_thread (arg=0x7fc815be1700) at pthread_create.c:304
#10 0x00007fc83d23689d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc80e80a700 (LWP 1770)):
#0  0x00007fc83d22a773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc8317b4f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8317b5792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc80f2e8516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc8317da2b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc82eacd2da in ?? () from /usr/lib/libGL.so.1
#6  0x00007fc8322c1efc in start_thread (arg=0x7fc80e80a700) at pthread_create.c:304
#7  0x00007fc83d23689d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc83d94c7c0 (LWP 1762)):
[KCrash Handler]
#6  operator== (value=0, this=) at /usr/include/qt4/QtCore/qbasicatomic.h:70
#7  isNull (this=0x350031cac0) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x350031cac0) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=<optimized out>) at ../../../libs/taskmanager/taskitem.cpp:113
#10 0x00007fc821c58112 in WindowTaskItem::publishIconGeometry (this=0x2cbf1c0) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x00007fc821c66b7c in AbstractTaskItem::timerEvent (this=0x2cbf1c0, event=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0x00007fc83a407789 in QObject::event (this=0x2cbf1c0, e=<optimized out>) at kernel/qobject.cpp:1181
#13 0x00007fc839dbf89b in QGraphicsWidget::event (this=0x2cbf1c0, event=0x7fff79de88a0) at graphicsview/qgraphicswidget.cpp:1455
#14 0x00007fc8397a1424 in notify_helper (e=0x7fff79de88a0, receiver=0x2cbf1c0, this=0x11b7890) at kernel/qapplication.cpp:4486
#15 QApplicationPrivate::notify_helper (this=0x11b7890, receiver=0x2cbf1c0, e=0x7fff79de88a0) at kernel/qapplication.cpp:4458
#16 0x00007fc8397a6291 in QApplication::notify (this=0x119b580, receiver=0x2cbf1c0, e=0x7fff79de88a0) at kernel/qapplication.cpp:4365
#17 0x00007fc83b09f126 in KApplication::notify (this=0x119b580, receiver=0x2cbf1c0, event=0x7fff79de88a0) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x00007fc83a3f0afc in QCoreApplication::notifyInternal (this=0x119b580, receiver=0x2cbf1c0, event=0x7fff79de88a0) at kernel/qcoreapplication.cpp:787
#19 0x00007fc83a41dd62 in sendEvent (event=0x7fff79de88a0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0x11bbf10) at kernel/qeventdispatcher_unix.cpp:603
#21 0x00007fc83a41b538 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#22 idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#23 0x00007fc8317b4a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fc8317b5258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fc8317b5429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fc83a41bed6 in QEventDispatcherGlib::processEvents (this=0x10fbf40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#27 0x00007fc83984907e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x00007fc83a3efcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#29 0x00007fc83a3efef7 in QEventLoop::exec (this=0x7fff79de8b30, flags=...) at kernel/qeventloop.cpp:201
#30 0x00007fc83a3f4789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#31 0x00007fc83d5351a3 in kdemain (argc=1, argv=0x7fff79de8f18) at ../../../../plasma/desktop/shell/main.cpp:120
#32 0x00007fc83d17630d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff79de8f18, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff79de8f08) at libc-start.c:226
#33 0x0000000000400671 in _start ()

Possible duplicates by query: bug 289559, bug 289482, bug 289392, bug 288866, bug 288759.

Reported using DrKonqi